Beam



FIG. 1 is a top perspective view of a first embodiment of a beam in accordance with the present invention;

FIG. 2 is a front view of a portion thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a right side view thereof;

FIG. 9 is a top perspective view of a second embodiment of a beam in accordance with the present invention;

FIG. 10 is a front view of a portion thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a front view thereof;

FIG. 13 is a rear view thereof;

FIG. 14 is a bottom view thereof;

FIG. 15 is a left side view thereof; and,

FIG. 16 is a right side view thereof. 

The ornamental design for a beam, as shown and described. 